@charset "utf-8";
body {
    width: 100%;
    background-attachment: fixed;
    background-image: url(imges/4.png);
    background-repeat: no-repeat;
    background-position: center center;
    background-size: cover；

}
.all {
    font-family: Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", serif;
    font-size: 18px;
     width: 1200px;
    height: 800px;
    margin-top: 0px;
    margin-bottom: 0px;
    margin-left: auto;
    margin-right: auto;
}
.top {
    height: 90px;
    width: 1200px;
    font-family: Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", serif;
    color: #000000;
}
.top li {
    display: inline;
    font-size: 18px;
    line-height: 90px;
    color: #000000;
    margin-top: 0px;
    margin-right: 20px;
    margin-bottom: 0px;
    margin-left: 20px;
    list-style-type: none;
    font-family: Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", serif;
}

.top img {vertical-align: middle;
}
.mid button {
    border-radius: 8px;
    font-size: 18px;
    color: #F1F1F1;
    background-color: #E1682B;
    height: 40px;
    width: 120px;
    margin-top: 0px;
    margin-right: 20px;
    margin-bottom: 0px;
    margin-left: 20px;
    font-family: Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", serif;
}


.mid {
    width: 1000px;
    margin-top: 0px;
    margin-right: auto;
    margin-bottom: 0px;
    margin-left: auto;
}
.footer {
    font-size: 16px;
    line-height: 25px;
    text-align: center;
    width: 1200px;
}
